All GT Concept parts are designed exclusively by Extreme Dimensions in-house award winning design team. With over 10 years in the aftermarket industry our team of specialists are always on the cutting edge of automotive trends. Our team studies every angle of the vehicles appearance to create parts that take your vehicle to the next level. The GT Concept series of parts will keep your vehicle at the forefront of aerodynamic trends.Fits the following models: Fits All Models, Base Model, LT, RS, SS, ZL1